xvidquantsparserdlg.cpp

《Visual C++视频/音频开发实用工程案例精选》一书的源代码

// XvidQuantsParserDlg.cpp : implementation file
//

#include "stdafx.h"
#include "XvidQuantsParser.h"
#include "XvidQuantsParserDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	CString	m_notes;
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	virtual BOOL OnInitDialog();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	m_notes = _T("");
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	DDX_Text(pDX, IDC_EDIT_NOTES, m_notes);
	//}}AFX_DATA_MAP
}

BOOL CAboutDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// Notes Begin -------------------------------------------------------------
	m_notes		+="Supported builds:\r\n";
	m_notes		+="--------------------------------------------------------------------------------\r\n";
	m_notes		+="Koepi's\t04/10/2002;\r\n";
	m_notes		+="Nic's\t09/09/2002;\r\n";
	// Notes End ---------------------------------------------------------------

	UpdateData(FALSE);
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CXvidQuantsParserDlg dialog

CXvidQuantsParserDlg::CXvidQuantsParserDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CXvidQuantsParserDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CXvidQuantsParserDlg)
	m_rate = 0.0f;
	m_height = 0;
	m_width = 0;
	m_nframes = 0;
	m_qmax = 0;
	m_qmin = 0;
	m_qavg = 0.0f;
	m_logging = false;
	m_len = 0;
	m_start = 0;
	m_stop = 0;
	m_maxfs = 0;
	m_minfs = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CXvidQuantsParserDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CXvidQuantsParserDlg)
	DDX_Control(pDX, IDC_EDIT_STATUS, m_status);
	DDX_Control(pDX, IDC_PROGRESS_ANALYZE, m_progress);
	DDX_Text(pDX, IDC_EDIT_RATE, m_rate);
	DDX_Text(pDX, IDC_EDIT_HEIGHT, m_height);
	DDX_Text(pDX, IDC_EDIT_WIDTH, m_width);
	DDX_Text(pDX, IDC_EDIT_FRAMES, m_nframes);
	DDX_Text(pDX, IDC_EDIT_QMAX, m_qmax);
	DDX_Text(pDX, IDC_EDIT_QMIN, m_qmin);
	DDX_Text(pDX, IDC_EDIT_QAVG, m_qavg);
	DDX_Text(pDX, IDC_EDIT_LEN, m_len);
	DDX_Text(pDX, IDC_EDIT_START, m_start);
	DDX_Text(pDX, IDC_EDIT_STOP, m_stop);
	DDX_Text(pDX, IDC_EDIT_MAXFS, m_maxfs);
	DDX_Text(pDX, IDC_EDIT_MINFS, m_minfs);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CXvidQuantsParserDlg, CDialog)
	//{{AFX_MSG_MAP(CXvidQuantsParserDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_COMMAND(MNU_FILE_OPEN, OnFileOpen)
	ON_COMMAND(MNU_FILE_CLOSE, OnFileClose)
	ON_COMMAND(MNU_FILE_QUIT, OnFileQuit)
	ON_COMMAND(MNU_FILE_ANALYZE, OnFileAnalyze)
	ON_COMMAND(MNU_HELP_ABOUT, OnHelpAbout)
	ON_COMMAND(MNU_FILE_SAVE, OnFileSave)
	ON_COMMAND(MNU_FILE_LOAD, OnFileLoad)
	ON_COMMAND(MNU_EDIT_OPTIONS, OnEditOptions)
	ON_COMMAND(MNU_VIEW_HISTOGRAM, OnViewHistogram)
	ON_COMMAND(MNU_VIEW_TIMELINE, OnViewTimeline)
	ON_COMMAND(MNU_EDIT_RANGE, OnEditRange)
	ON_COMMAND(MNU_VIEW_CRITICAL, OnViewCritical)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CXvidQuantsParserDlg message handlers

BOOL CXvidQuantsParserDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Set the icon for this dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	hAccel = LoadAccelerators(AfxGetApp()->m_hInstance, MAKEINTRESOURCE(IDR_ACCELERATOR_MAIN));
	m_status.ReplaceSel("Ready!");
	//Init menu items
	SetMenuInit();

	UpdateData(FALSE);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CXvidQuantsParserDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CXvidQuantsParserDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CXvidQuantsParserDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

//---------------------------------------------------------------------------------------------
BOOL CXvidQuantsParserDlg::PreTranslateMessage(MSG* pMsg) 
{

	if (!TranslateAccelerator(this->m_hWnd ,hAccel,pMsg))
		return CDialog::PreTranslateMessage(pMsg);
	else
		return TRUE;
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnFileOpen() 
{
	CFileDialog*	filedialog;
	CString			filetypes;

	filetypes = "Xvid AVI (*.avi)|*.avi||";
	filedialog = new CFileDialog(TRUE, NULL, NULL, OFN_HIDEREADONLY , (LPCTSTR)filetypes, this);
	filedialog->m_ofn.lpstrTitle = "Xvid AVI File";

	if (IDOK == filedialog->DoModal())
	{
		OnFileClose();
		if (!m_xvid.Open(filedialog->GetPathName()))
		{
			m_rate		= m_xvid.GetRate();
			m_width		= m_xvid.GetWidth();
			m_height	= m_xvid.GetHeight();
			m_nframes	= m_xvid.GetFrameCount();
			m_start		= 0;
			m_stop		= m_nframes;
			m_len		= m_nframes;

			SetMenuOpened();
			UpdateData(FALSE);
		}
		else
		{
			AfxMessageBox("Error loading Xvid AVI");
		}
	}
	delete filedialog;
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnFileClose() 
{
	if (m_xvid.IsOpened())
	{
		m_xvid.Close();
		m_width		= 0;
		m_height	= 0;
		m_nframes	= 0;
		m_rate		= 0;
		m_qmin		= 0;
		m_qmax		= 0;
		m_qavg		= 0;
		m_start		= 0;
		m_stop		= 0;
		m_len		= 0;
		m_maxfs		= 0;
		m_minfs		= 0;
		m_progress.SetPos(0);

		m_status.SetSel(0, m_status.LineLength());
		m_status.ReplaceSel("Ready!");

		SetMenuInit();
		UpdateData(FALSE);
	}
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnFileAnalyze() 
{
	if (m_xvid.IsOpened())
	{
		m_xvid.Analyze(m_progress, m_status, m_logging, m_start, m_stop);
	
		m_qmax		= m_xvid.GetMaxQuant();
		m_qmin		= m_xvid.GetMinQuant();
		m_qavg		= m_xvid.GetAvgQuants();
		m_maxfs		= m_xvid.GetMaxFrameSize();
		m_minfs		= m_xvid.GetMinFrameSize();

		SetMenuAnalysed();
		UpdateData(FALSE);
	}
	else
	{
		AfxMessageBox("No XviD File Opened!");
	}
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnFileSave() 
{
	CReportFile		report;
	CFileDialog*	filedialog;
	CString			filetypes;
	CString			ext;

	filetypes = "XviD Quants Parser Report (*.xqr)|*.xqr||";
	filedialog = new CFileDialog(FALSE, NULL, NULL, OFN_HIDEREADONLY , (LPCTSTR)filetypes, this);
	filedialog->m_ofn.lpstrTitle = "XviD Quants Parser Report";
	
	if (m_xvid.IsAnalysed())
	{
		if (IDOK == filedialog->DoModal())
		{
			ext = filedialog->GetFileExt();
			if (ext != "")														//Wrote extension
			{
				if (!report.Save(filedialog->GetPathName(), m_xvid, m_start, m_stop))
				{
					AfxMessageBox("Error saving report!");
				}
			}
			else																//No extension (add it)
			{
				if (!report.Save(filedialog->GetPathName() + ".xqr", m_xvid, m_start, m_stop))
				{
					AfxMessageBox("Error saving report!");
				}
			}
		}
	}
	else
	{
		AfxMessageBox("Xvid AVI not analysed yet!");
	}
	
	delete filedialog;
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnFileLoad() 
{
	CReportFile		report;
	CFileDialog*	filedialog;
	CString			filetypes;

	filetypes = "XviD Quants Parser Report (*.xqr)|*.xqr||";
	filedialog = new CFileDialog(TRUE, NULL, NULL, OFN_HIDEREADONLY , (LPCTSTR)filetypes, this);
	filedialog->m_ofn.lpstrTitle = "XviD Quants Parser Report";

	if (IDOK == filedialog->DoModal())
	{
		if (!report.Load(filedialog->GetPathName(), m_xvid))
		{
			AfxMessageBox("Error loading report!");
		}
		else
		{
			m_rate		= m_xvid.GetRate();
			m_width		= m_xvid.GetWidth();
			m_height	= m_xvid.GetHeight();
			m_nframes	= m_xvid.GetFrameCount();
			m_qmax		= m_xvid.GetMaxQuant();
			m_qmin		= m_xvid.GetMinQuant();
			m_qavg		= m_xvid.GetAvgQuants();
			m_start		= 0;
			m_stop		= m_nframes;
			m_len		= m_nframes;
			m_maxfs		= m_xvid.GetMaxFrameSize();
			m_minfs		= m_xvid.GetMinFrameSize();

			SetMenuAnalysed();
			//Options/Views not available when loading from report
			EnableMenuItem(*GetMenu(), MNU_FILE_ANALYZE,	MF_GRAYED);
			EnableMenuItem(*GetMenu(), MNU_EDIT_RANGE,		MF_GRAYED);
			UpdateData(FALSE);
		}
	}
	delete filedialog;
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnFileQuit() 
{
	OnOK();
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnEditOptions() 
{
	if (GetMenuState(*GetMenu(), MNU_EDIT_OPTIONS, MF_BYCOMMAND) == MF_CHECKED)
	{
		CheckMenuItem(*GetMenu(), MNU_EDIT_OPTIONS, MF_UNCHECKED);
		m_logging=false;
	}
	else
	{
		CheckMenuItem(*GetMenu(), MNU_EDIT_OPTIONS, MF_CHECKED);
		m_logging=true;
	}
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnEditRange() 
{
	CRangeDlg m_range;

	m_range.SetStart(m_start);
	m_range.SetEnd(m_stop);
	m_range.SetFrameCount(m_nframes);

	if (IDOK == m_range.DoModal())
	{
		m_start = m_range.GetStart();
		m_stop  = m_range.GetEnd();
		m_len	= m_stop - m_start;

		UpdateData(FALSE);
	}
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnViewHistogram() 
{
	CDistributionDlg distdlg;

	if (m_xvid.IsAnalysed())
	{
		distdlg.Init(m_xvid, m_xvid.GetQuantsArray(), m_len);
		distdlg.DoModal();
	}
	else
	{
		AfxMessageBox("Xvid AVI not analysed yet!");
	}
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnViewTimeline() 
{
	CTimelineDlg	timedlg;
	
	if (m_xvid.IsAnalysed())
	{
		timedlg.Init(m_xvid.GetQuantsArray(), m_len, m_xvid.GetMaxQuant(), m_xvid.GetMaxFrameSize());
		timedlg.DoModal();
	}
	else
	{
		AfxMessageBox("Xvid AVI not analysed yet!");
	}	
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnViewCritical() 
{
	CCriticalDlg criticDlg;

	criticDlg.Init(m_xvid.GetQuantsArray(), m_len);
	criticDlg.DoModal();
	
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::OnHelpAbout() 
{
	CAboutDlg about;
	about.DoModal();
	
}

// Utils --------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::SetMenuInit(void)
{
	//Enabled
	EnableMenuItem(*GetMenu(), MNU_FILE_OPEN,		MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_FILE_LOAD,		MF_ENABLED);

	//Disabled
	EnableMenuItem(*GetMenu(), MNU_FILE_CLOSE,		MF_GRAYED);
	EnableMenuItem(*GetMenu(), MNU_FILE_ANALYZE,	MF_GRAYED);
	EnableMenuItem(*GetMenu(), MNU_FILE_SAVE,		MF_GRAYED);
	EnableMenuItem(*GetMenu(), MNU_EDIT_RANGE,		MF_GRAYED);
	EnableMenuItem(*GetMenu(), MNU_VIEW_HISTOGRAM,	MF_GRAYED);
	EnableMenuItem(*GetMenu(), MNU_VIEW_TIMELINE,	MF_GRAYED);
	EnableMenuItem(*GetMenu(), MNU_VIEW_CRITICAL,	MF_GRAYED);
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::SetMenuOpened(void)
{
	//Enabled
	EnableMenuItem(*GetMenu(), MNU_FILE_OPEN,		MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_FILE_CLOSE,		MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_FILE_ANALYZE,	MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_FILE_LOAD,		MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_EDIT_RANGE,		MF_ENABLED);

	//Disabled
	EnableMenuItem(*GetMenu(), MNU_FILE_SAVE,		MF_GRAYED);
	EnableMenuItem(*GetMenu(), MNU_VIEW_HISTOGRAM,	MF_GRAYED);
	EnableMenuItem(*GetMenu(), MNU_VIEW_TIMELINE,	MF_GRAYED);
	EnableMenuItem(*GetMenu(), MNU_VIEW_CRITICAL,	MF_GRAYED);
}

//---------------------------------------------------------------------------------------------
void CXvidQuantsParserDlg::SetMenuAnalysed(void)
{
	//All Enabled
	EnableMenuItem(*GetMenu(), MNU_FILE_OPEN,		MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_FILE_CLOSE,		MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_FILE_ANALYZE,	MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_FILE_SAVE,		MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_FILE_LOAD,		MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_EDIT_RANGE,		MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_VIEW_HISTOGRAM,	MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_VIEW_TIMELINE,	MF_ENABLED);
	EnableMenuItem(*GetMenu(), MNU_VIEW_CRITICAL,	MF_ENABLED);
}